If they are aluminum they use a .750 reach and gasketed seat. I use NGK FR4's.
Dave
Dave
what spark plugs?
what plugs do I need for my 215 heads? I know there a gasket seat but what reach and heat range do I need? I have 9.8 to 1 compression.
1 - 1 of 4 Posts
1 - 1 of 4 Posts
- This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Team Chevelle
A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more!
Full Forum Listing
Explore Our Forums
Recommended Communities
